Another studio stack from this very beautiful weevil: Cercidocerus albicollis (Olivier) (Curculionidae; ID-credit : Dr. M.L. Chamorro) Found it in Yangambi (DR Congo, November 2013, ethanol preserved) Based on 84 exposures, assembled in Zerene Stacker (Dmap & Pmax), uncropped. Canon 5D mkii, Canon MP-E 65mm at 2.1x, ISO-100, f/6.3, 1/2sec, natural diffused light. Checkout an earlier post of the same specimen in the comments.